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Lenovo Yoga 2 VIUU3 NM-A074 BIOS (REV 1.0)

BIOS NM-A074 Added: Mar 6, 2022 ZIP · 3.2 MB

File details

TypeBIOS
BrandLenovo
ModelYoga 2
Board numberNM-A074
PlatformVIUU3
Board maker (ODM)Compal
Revision1.0
DeviceLaptop
FormatZIP
Size3.2 MB
AddedMarch 6, 2022
Updated
Original file nameLenovo_Yoga_2_Pro_Model_20266_VIUU3_NM_A074_Rev_1_0_2013_08_02_I7.zip

Where to get the file

Opens the matching file on RM Schematics, or its source details if it is not catalogued there yet.

Alternative links

No other copies are known yet.

AwesomeHeader does not store this file. It was published in a public Telegram channel; the links above lead to the original post and its copies.

Description

BIOS dump for the Lenovo Yoga 2 laptop, board NM-A074 revision 1.0, platform VIUU3, built by Compal and supplied as a ZIP archive of about 3.2 MB. The original file name refers to the Yoga 2 Pro, so check the model against your machine before use. A dump like this is used to reprogram the SPI flash chip with a programmer after BIOS corruption or a failed update. Confirm that the board number and revision match yours, and back up the original chip contents before writing anything.

For board NM-A074 the catalog also has 3 schematics, 1 boardview file, and 6 BIOS dumps.

Description generated from the catalog data. ·

How to open it

A BIOS dump is written to the SPI flash chip with a programmer such as the CH341A and a SOIC8 clip. Read and save the original chip contents twice before writing.

Guide: Flash a Laptop BIOS with a CH341A Programmer →

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Questions about this file

How do I flash this BIOS dump?

Write it to the SPI flash chip with a programmer such as the CH341A and a SOIC8 clip. Read and keep the original contents first, and check that the chip size matches the dump.

Will this BIOS work on my board?

Only if the board number and revision match: Lenovo Yoga 2 VIUU3 NM-A074. Dumps from a different board or revision can leave the board dead.

What does “clean ME” mean?

The Intel ME region in the dump has been reset, so it can be used on another board of the same model. Keep your original dump and transfer serial numbers if needed.

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